<template>
<el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm" style="margin-top:50px;">
  <el-form-item label="作业-班级" prop="name">
    <el-input v-model="ruleForm.name"></el-input>
  </el-form-item>
  <el-form-item label="作业科目" prop="region">
    <el-select v-model="ruleForm.region" placeholder="请选择作业所属科目">
      <el-option label="高数" value="shanghai"></el-option>
      <el-option label="英语" value="beijing"></el-option>
         <el-option label="数据库" value="shanghai"></el-option>
           <el-option label="vue开发" value="shanghai"></el-option>
    </el-select>
  </el-form-item>
  <el-form-item label="截止时间" required>
    <el-col :span="11">
      <el-form-item prop="date1">
        <el-date-picker type="date" placeholder="选择日期" v-model="ruleForm.date1" style="width: 100%;"></el-date-picker>
      </el-form-item>
    </el-col>
    <el-col class="line" :span="2">-</el-col>
    <el-col :span="11">
      <el-form-item prop="date2">
        <el-time-picker placeholder="选择时间" v-model="ruleForm.date2" style="width: 100%;"></el-time-picker>
      </el-form-item>
    </el-col>
  </el-form-item>
  <el-form-item label="即时发布" prop="delivery">
    <el-switch v-model="ruleForm.delivery"></el-switch>
  </el-form-item>
  <el-form-item label="作业性质" prop="type">
    <el-checkbox-group v-model="ruleForm.type">
      <el-checkbox label="线上作业" name="type"></el-checkbox>
      <el-checkbox label="素质拓展" name="type"></el-checkbox>
      <el-checkbox label="线下纸质作业" name="type"></el-checkbox>
      <el-checkbox label="线下上机作业" name="type"></el-checkbox>
    </el-checkbox-group>
  </el-form-item>
  <el-form-item label="特殊资源" prop="resource">
    <el-radio-group v-model="ruleForm.resource">
      <el-radio label="线上作业提交系统提供"></el-radio>
      <el-radio label="线下资源提供"></el-radio>
    </el-radio-group>
  </el-form-item>
  <el-form-item label="作业要求" prop="desc">
    <el-input type="textarea" v-model="ruleForm.desc"></el-input>
  </el-form-item>
  <el-form-item>
    <el-button type="primary" @click="submitForm('ruleForm')">立即创建</el-button>
    <el-button @click="resetForm('ruleForm')">重置</el-button>
  </el-form-item>
</el-form>
</template>

<script>
  export default {
    data() {
      return {
        ruleForm: {
          name: '',
          region: '',
          date1: '',
          date2: '',
          delivery: false,
          type: [],
          resource: '',
          desc: ''
        },
        rules: {
          name: [
            { required: true, message: '请输入作业名称', trigger: 'blur' },
            { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
          ],
          region: [
            { required: true, message: '请选择作业所属科目', trigger: 'change' }
          ],
          date1: [
            { type: 'date', required: true, message: '请选择日期', trigger: 'change' }
          ],
          date2: [
            { type: 'date', required: true, message: '请选择时间', trigger: 'change' }
          ],
          type: [
            { type: 'array', required: true, message: '请至少选择一个作业性质', trigger: 'change' }
          ],
          resource: [
            { required: true, message: '请选择资源', trigger: 'change' }
          ],
          desc: [
            { required: true, message: '请填写作业形式', trigger: 'blur' }
          ]
        }
      };
    },
    methods: {
      submitForm(formName) {
        this.$refs[formName].validate((valid) => {
          if (valid) {
            alert('submit!');
          } else {
            console.log('error submit!!');
            return false;
          }
        });
      },
      resetForm(formName) {
        this.$refs[formName].resetFields();
      }
    }
  }
</script>
